[Android] Migrate audio UI to kotlin

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas.pomepuy at gmail.com> | Tue Apr 16 06:57:11 2019 +0200| [f339a1c60e72ee40c19b71dbb50fde15c4648f98] | committer: Geoffrey Métais

Migrate audio UI to kotlin

> https://code.videolan.org/videolan/vlc-android/commit/f339a1c60e72ee40c19b71dbb50fde15c4648f98
---

 .../src/org/videolan/vlc/gui/AboutFragment.kt      |   2 +-
 .../src/org/videolan/vlc/gui/PlaylistFragment.kt   |  19 +-
 .../vlc/gui/audio/AudioAlbumsSongsFragment.java    | 275 ------------
 .../vlc/gui/audio/AudioAlbumsSongsFragment.kt      | 238 ++++++++++
 .../vlc/gui/audio/AudioBrowserFragment.java        | 401 -----------------
 .../videolan/vlc/gui/audio/AudioBrowserFragment.kt | 342 ++++++++++++++
 ...AudioPagerAdapter.java => AudioPagerAdapter.kt} |  48 +-
 .../src/org/videolan/vlc/gui/audio/AudioPlayer.kt  |   4 +-
 .../videolan/vlc/gui/audio/BaseAudioBrowser.java   | 348 --------------
 .../org/videolan/vlc/gui/audio/BaseAudioBrowser.kt | 265 +++++++++++
 .../videolan/vlc/gui/audio/EqualizerFragment.java  | 498 ---------------------
 .../videolan/vlc/gui/audio/EqualizerFragment.kt    | 427 ++++++++++++++++++
 .../videolan/vlc/gui/audio/PlaylistAdapter.java    | 239 ----------
 .../org/videolan/vlc/gui/audio/PlaylistAdapter.kt  | 212 +++++++++
 14 files changed, 1513 insertions(+), 1805 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/f339a1c60e72ee40c19b71dbb50fde15c4648f98